DO NOT COMMIT -- Very confusing patch...

base/task_scheduler/task_tracker.cc

Index: base/task_scheduler/task_tracker.cc
diff --git a/base/task_scheduler/task_tracker.cc b/base/task_scheduler/task_tracker.cc
index 7de82bfb88dfcbd2f64bd92d1594331dcfe30a09..5e61ffd107fa4150711b6bef92dc8c6468168564 100644
--- a/base/task_scheduler/task_tracker.cc
+++ b/base/task_scheduler/task_tracker.cc
@@ -192,7 +192,7 @@ void TaskTracker::RunNextTaskInSequence(const Sequence* sequence) {
   // All tasks run through here and the scheduler itself doesn't use singletons.
   // Therefore, it isn't necessary to reset the singleton allowed bit after
   // running the task.
-  ThreadRestrictions::SetSingletonAllowed(
+  ThreadRestrictions::SetIOAllowed(
       task->traits.shutdown_behavior() !=
       TaskShutdownBehavior::CONTINUE_ON_SHUTDOWN);